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摘要： http://www.math.purdue.edu/about/purview/spring95/conjecture.html A Layman's Perspective of Abhyankar's Conjecture by Ganapathy Sundaram Consider a po 阅读全文

摘要： algebraically closed field https://en.wikipedia.org/wiki/Algebraically_closed_field As an example, the field of real numbers is not algebraically clos 阅读全文